Home / 47,309.00-70,977.20-14,029.86

Finding the Fourth Proportional to 47,309.00, 70,977.20 and 14,029.86

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Solution

The fourth proportional to 47,309.00, 70,977.20 and 14,029.86 is: 21,048.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,309.00 : 70,977.20 = 14,029.86 : x
  2. Step 2: Convert to fraction form
    47,309.00/70,977.20 = 14,029.86/x
  3. Step 3: Cross multiply
    47,309.00x = 70,977.20 × 14,029.86
  4. Step 4: Simplify right side
    47,309.00x = 995,800,109.04
  5. Step 5: Solve for x
    x = 995,800,109.04/47,309.00
  6. Step 6: Final answer
    x = 21,048.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.